FDT458P is a 30V P-Channel PowerTrench MOSFET that is designed for use in DC/DC converters, battery chargers and motor drives. It features fast switching and low gate charge.
The document describes the Fairchild FDT458P, a P-Channel MOSFET designed to improve efficiency in DC/DC converters using synchronous or conventional switching PWM controllers and battery chargers. Key features include fast switching speed, low gate charge (2.5 nC typical), and high performance trench technology for extremely low on-resistance.
| Drain-Source Voltage | -30 V |
|---|---|
| Gate-Source Voltage | +20 V |
| Continuous Drain Current | 3.4 A |
| Maximum Power Dissipation | 3.0 W |
| Operating Junction Temperature Range | -55 to +150 °C |
| Thermal Resistance (Junction-to-Ambient) | 42 °C/W |
| Gate Charge (Typical) | 2.5 nC |
The device is designed specifically for battery chargers and motor drives.
It uses a widely used surface mount SOT-223 package.
No, Fairchild's products are not authorized for use as critical components in life support devices without express written approval.